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S3 Chemistry > Atomic structure and bonding > Flashcards

Atomic structure and bonding Flashcards

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1
Q

Where is the electron in an atom

A

Electron Cloud

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2
Q

Where is the proton in an atom

A

In the nucleus

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3
Q

Where is the neutron in the atom

A

In the nucleus

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4
Q

What is the symbol for proton

A

p

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5
Q

What is the symbol for electron

A

e

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6
Q

What is the symbol for neutron

A

n

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7
Q

How is a proton charged?

A

Positively

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8
Q

How is an electron charged?

A

Negatively

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9
Q

How is a neutron charged?

A

neutrally

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10
Q

What is the proton’s relative mass

A

1

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11
Q

What is the electron’s relative mass

A

~0

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12
Q

What is the neutron’s relative mass

A

1

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13
Q

What causes the nucleus to be positively charged

A

It has protons and neutrons

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14
Q

What causes the electron cloud to be negatively charged

A

It has electron

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15
Q

What is the atomic number

A

The number of protons contained in the nucleus

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16
Q

What does the number if protons equal to

A

The number of electrons

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17
Q

What is the mass number

A

The number of protons + number of neutrons

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18
Q

What is the number of neutrons

A

Mass number - atomic number

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19
Q

How is a nuclide notation set out

A

Mass number
Symbol
Atomic number

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20
Q

Where do alkali metals have to be stored

A

Under oil

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21
Q

What flame colour is Lithium

A

Red-Pink

22
Q

What flame colour is Sodium

A

Yellow

23
Q

What flame colour is Potassium

A

Lilac

24
Q

What flame colour is Copper

A

Green-Blue

25
Q

What group has the most reactive element

A

Group 1

26
Q

What is covalent bonding

A

Electron sharing

27
Q

What is metallic bonding

A

Electron sharing

28
Q

What is ionic bonding

A

Electron gaining and losing

29
Q

What elements exist in covalent bonding

A

Non-metals

30
Q

What are the four covalent network structures?

A

Carbon diamond
Carbon graphite
Silicon
Boron

31
Q

When do you use dot and cross diagrams

A

Covalent bonding

32
Q

What are the 7 elements that exist as pairs

A

Hydrogen
Nitrogen
Oxygen
Bromine
Chlorine
Fluorine
Iodine

33
Q

How many atoms are in a linear molecule

A

2

34
Q

How many atoms are in an angular/bent molecule

A

3

35
Q

How many atoms are in a trigonal pyramidal molecule

A

4

36
Q

How many atoms are in a tetrahedral molecule

A

5

37
Q

How is an ion formed

A

When a metal loses an electron

38
Q

What is an ionic bond

A

Between non-metals and metals

39
Q

When would you get rid of electrons in an ionic bond

A

If they end with 1, 2, 3

40
Q

What is the symbol when you take off electrons in an ionic bond

A

+

41
Q

What is the symbol when you add on electrons in an ionic bond

A

-

42
Q

A substance can only conduct electricity if…

A

it has charged particles that are free to move

43
Q

What is mon

A

1

44
Q

What is di

A

2

45
Q

What is tri

A

3

46
Q

What is tetra

A

4

47
Q

What is pent

A

5

48
Q

What is hex

A

6

49
Q

What is hept

A

7

50
Q

What is oct

A

8

51
Q

How do we name compounds

A

SVSDF
Symbol, valency, swap, divide, formula

S3 Chemistry (2 decks)

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